Cobweb — Minecraft block

Cobweb

Spider-spawned decoration found in mineshafts and strongholds that drastically slows any entity moving through it, useful for traps and mob control.

Block ID minecraft:cobweb
Mod Vanilla
Game versions
1.21

Description

Cobweb is found naturally in abandoned mineshafts, stronghold libraries, and igloo basements. It can be obtained with shears, which give one intact block, or with a Silk Touch sword or tool, which also drops it intact. Without Silk Touch, breaking it with a sword drops string, while other tools destroy it without drops.

Any entity passing through it has its movement speed reduced to roughly 25% of normal, making it highly effective as a trap layer or mob-slowing barrier. Entities do not take fall damage while within it. Arrows pass through cobweb unslowed, so it is no substitute for solid cover.

Players use cobwebs for mob farms to slow enemies before killing mechanisms, in PvP traps, and in adventure-map puzzle design. Decoratively, cobwebs create haunted-house aesthetics and are essential for abandoned-structure builds. String, harvested from this block, is a core ingredient for bows and fishing rods.

Block properties

Item ID minecraft:cobweb
/give command /give @p minecraft:cobweb
Stackable Yes (64)
Best tool Shears
Renewable Yes
Hardness 4
Blast resistance 4

Java & Bedrock Guide

How to collect and use Cobweb in Minecraft

  1. 1

    Find natural cobwebs

    Explore abandoned mineshafts, stronghold libraries, igloo basements, and woodland mansions, where Cobweb generates naturally in clusters.

  2. 2

    Harvest the block intact

    Break Cobweb with shears or a Silk Touch tool to collect the block itself; a plain sword drops string instead, and other tools destroy it with no drop.

  3. 3

    Slow mobs and players

    Place Cobweb in mob-farm chutes, PvP traps, or narrow doorways to cut any entity's movement to roughly 25% of normal speed.

  4. 4

    Remove unwanted cobweb

    Pour water over Cobweb to break it (it drops string) or let lava flow over it to destroy it outright, which is faster than breaking each block by hand.

Edition note

Cobweb is not flammable and cannot be lit with a flint and steel. It cannot be crafted in survival — collecting it always requires shears or Silk Touch.

Frequently asked questions

Can you craft Cobweb in Minecraft?

No. Cobweb has no crafting recipe in survival; you obtain it only by harvesting natural cobweb with shears or a Silk Touch tool.

Where do you find Cobweb?

Cobweb generates in abandoned mineshafts, stronghold libraries, igloo basements, and woodland mansions.

What does Cobweb do to mobs and players?

Cobweb slows any entity moving through it to about 25% of normal speed and cancels fall damage while inside the block.

Can Cobweb stop arrows?

No. Arrows fly through cobweb without slowing down or being blocked, so solid blocks are needed for cover.

How do you remove Cobweb quickly?

Flowing water breaks Cobweb instantly and drops string, while lava destroys it without drops — far faster than breaking each block by hand, and cobweb itself cannot be set on fire.

Does Cobweb work the same in Java and Bedrock?

The slowing and drop rules are the same, but details differ: cobweb can be waterlogged only in Bedrock, and a Silk Touch sword drops it only in Java Edition.

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